Cites del registre

Cita APA (7th ed.)
Hughes, J. A., Tobin, M. J., Bellamy, D., & Hutchison, D. C. (1982). Effects of ipratropium bromide and fenoterol aerosols in pulmonary emphysema. Thorax.
Cita Chicago (17th ed.)
Hughes, J A., M J. Tobin, D. Bellamy, i D C. Hutchison. "Effects of Ipratropium Bromide and Fenoterol Aerosols in Pulmonary Emphysema." Thorax 1982.
Cita MLA (9th ed.)
Hughes, J A., et al. "Effects of Ipratropium Bromide and Fenoterol Aerosols in Pulmonary Emphysema." Thorax, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.